diff --git a/Doc/library/constants.rst b/Doc/library/constants.rst
index 3870874..12b56f8 100644
--- a/Doc/library/constants.rst
+++ b/Doc/library/constants.rst
@@ -1,4 +1,3 @@
-
 Built-in Constants
 ==================
 
@@ -52,3 +51,28 @@
    This constant is true if Python was not started with an :option:`-O` option.
    Assignments to :const:`__debug__` are illegal and raise a :exc:`SyntaxError`.
    See also the :keyword:`assert` statement.
+
+
+Constants added by the :mod:`site` module
+-----------------------------------------
+
+The :mod:`site` module (which is imported automatically during startup, except
+if the :option:`-S` command-line option is given) adds several constants to the
+built-in namespace.  They are useful for the interactive interpreter shell and
+should not be used in programs.
+
+.. data:: quit([code=None])
+          exit([code=None])
+
+   Objects that when printed, print a message like "Use quit() or Ctrl-D
+   (i.e. EOF) to exit", and when called, raise :exc:`SystemExit` with the
+   specified exit code, and when .
+
+.. data:: copyright
+          license
+          credits
+
+   Objects that when printed, print a message like "Type license() to see the
+   full license text", and when called, display the corresponding text in a
+   pager-like fashion (one screen at a time).
+
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index 731afb4..08ab140 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -526,6 +526,8 @@
    topic, and a help page is printed on the console.  If the argument is any other
    kind of object, a help page on the object is generated.
 
+   This function is added to the built-in namespace by the :mod:`site` module.
+
 
 .. function:: hex(x)
 
diff --git a/Doc/library/shutil.rst b/Doc/library/shutil.rst
index f80c893..db4a259 100644
--- a/Doc/library/shutil.rst
+++ b/Doc/library/shutil.rst
@@ -93,18 +93,24 @@
 
    .. index:: single: directory; deleting
 
-   Delete an entire directory tree (*path* must point to a directory). If
-   *ignore_errors* is true, errors resulting from failed removals will be ignored;
-   if false or omitted, such errors are handled by calling a handler specified by
-   *onerror* or, if that is omitted, they raise an exception.
+   Delete an entire directory tree; *path* must point to a directory (but not a
+   symbolic link to a directory).  If *ignore_errors* is true, errors resulting
+   from failed removals will be ignored; if false or omitted, such errors are
+   handled by calling a handler specified by *onerror* or, if that is omitted,
+   they raise an exception.
 
-   If *onerror* is provided, it must be a callable that accepts three parameters:
-   *function*, *path*, and *excinfo*. The first parameter, *function*, is the
-   function which raised the exception; it will be :func:`os.listdir`,
-   :func:`os.remove` or :func:`os.rmdir`.  The second parameter, *path*, will be
-   the path name passed to *function*.  The third parameter, *excinfo*, will be the
-   exception information return by :func:`sys.exc_info`.  Exceptions raised by
-   *onerror* will not be caught.
+   If *onerror* is provided, it must be a callable that accepts three
+   parameters: *function*, *path*, and *excinfo*. The first parameter,
+   *function*, is the function which raised the exception; it will be
+   :func:`os.path.islink`, :func:`os.listdir`, :func:`os.remove` or
+   :func:`os.rmdir`.  The second parameter, *path*, will be the path name passed
+   to *function*.  The third parameter, *excinfo*, will be the exception
+   information return by :func:`sys.exc_info`.  Exceptions raised by *onerror*
+   will not be caught.
+
+   .. versionchanged:: 2.6
+      Explicitly check for *path* being a symbolic link and raise :exc:`OSError`
+      in that case.
 
 
 .. function:: move(src, dst)
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst
index 6d1a09b..5718f7b 100644
--- a/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@ -326,6 +326,35 @@
    This function should be used for internal and specialized purposes only.
 
 
+.. function:: getprofile()
+
+   .. index::
+      single: profile function
+      single: profiler
+
+   Get the profiler function as set by :func:`setprofile`.
+
+   .. versionadded:: 2.6
+
+
+.. function:: gettrace()
+
+   .. index::
+      single: trace function
+      single: debugger
+
+   Get the trace function as set by :func:`settrace`.
+
+   .. note::
+
+      The :func:`gettrace` function is intended only for implementing debuggers,
+      profilers, coverage tools and the like. Its behavior is part of the
+      implementation platform, rather than part of the language definition,
+      and thus may not be available in all Python implementations.
+
+   .. versionadded:: 2.6
+
+
 .. function:: getwindowsversion()
 
    Return a tuple containing five components, describing the Windows version
@@ -444,9 +473,26 @@
 
 .. data:: platform
 
-   This string contains a platform identifier, e.g. ``'sunos5'`` or ``'linux1'``.
-   This can be used to append platform-specific components to ``path``, for
-   instance.
+   This string contains a platform identifier that can be used to append
+   platform-specific components to :data:`sys.path`, for instance.
+
+   For Unix systems, this is the lowercased OS name as returned by ``uname -s``
+   with the first part of the version as returned by ``uname -r`` appended,
+   e.g. ``'sunos5'`` or ``'linux2'``, *at the time when Python was built*.
+   For other systems, the values are:
+
+   ================ ===========================
+   System           :data:`platform` value
+   ================ ===========================
+   Windows          ``'win32'``
+   Windows/Cygwin   ``'cygwin'``
+   MacOS X          ``'darwin'``
+   MacOS 9          ``'mac'``
+   OS/2             ``'os2'``
+   OS/2 EMX         ``'os2emx'``
+   RiscOS           ``'riscos'``
+   AtheOS           ``'atheos'``
+   ================ ===========================
 
 
 .. data:: prefix
diff --git a/Doc/library/urllib.rst b/Doc/library/urllib.rst
index 4b86e88..63fb53e 100644
--- a/Doc/library/urllib.rst
+++ b/Doc/library/urllib.rst
@@ -27,16 +27,17 @@
    a server somewhere on the network.  If the connection cannot be made the
    :exc:`IOError` exception is raised.  If all went well, a file-like object is
    returned.  This supports the following methods: :meth:`read`, :meth:`readline`,
-   :meth:`readlines`, :meth:`fileno`, :meth:`close`, :meth:`info` and
+   :meth:`readlines`, :meth:`fileno`, :meth:`close`, :meth:`info`, :meth:`getcode` and
    :meth:`geturl`.  It also has proper support for the :term:`iterator` protocol. One
    caveat: the :meth:`read` method, if the size argument is omitted or negative,
    may not read until the end of the data stream; there is no good way to determine
    that the entire stream from a socket has been read in the general case.
 
-   Except for the :meth:`info` and :meth:`geturl` methods, these methods have the
-   same interface as for file objects --- see section :ref:`bltin-file-objects` in
-   this manual.  (It is not a built-in file object, however, so it can't be used at
-   those few places where a true built-in file object is required.)
+   Except for the :meth:`info`, :meth:`getcode` and :meth:`geturl` methods,
+   these methods have the same interface as for file objects --- see section
+   :ref:`bltin-file-objects` in this manual.  (It is not a built-in file object,
+   however, so it can't be used at those few places where a true built-in file
+   object is required.)
 
    .. index:: module: mimetools
 
@@ -58,6 +59,9 @@
    the client was redirected to.  The :meth:`geturl` method can be used to get at
    this redirected URL.
 
+   The :meth:`getcode` method returns the HTTP status code that was sent with the
+   response, or ``None`` if the URL is no HTTP URL.
+
    If the *url* uses the :file:`http:` scheme identifier, the optional *data*
    argument may be given to specify a ``POST`` request (normally the request type
    is ``GET``).  The *data* argument must be in standard
@@ -75,6 +79,11 @@
       % python
       ...
 
+   The :envvar:`no_proxy` environment variable can be used to specify hosts which
+   shouldn't be reached via proxy; if set, it should be a comma-separated list
+   of hostname suffixes, optionally with ``:port`` appended, for example
+   ``cern.ch,ncsa.uiuc.edu,some.host:8080``.
+
    In a Windows environment, if no proxy environment variables are set, proxy
    settings are obtained from the registry's Internet Settings section.